The 2018 Billboard Music Awards will honor artists selected by performance on the Billboard Charts. The three-hour show, named after the music industry chart that tabulates popularity of music in the United States, is airing for the first time on NBC live from MGM Grand Garden Arena.

﻿Who is performing: Ariana Grande is the BBMAs opening act, giving her first awards show performance since the Manchester Arena attack just after her concert May 22. Christina Aguilera and Demi Lovato are performing a new duet together from Aguilera’s first album in six years. Clarkson will pause hosting duties to perform as well. Other performers include Ed Sheeran, Camila Cabello, Shawn Mendes, John Legend, Zedd, Maren Morris, Grey, Dua Lipa, BTS and Janet Jackson.